Exam-Style Problem
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Nov 2010 p62 q4
2375
The weights in kilograms of 11 bags of sugar and 7 bags of flour are as follows:
Sugar: 1.961, 1.983, 2.008, 2.014, 1.968, 1.994, 2.011, 2.017, 1.977, 1.984, 1.989
Flour: 1.945, 1.962, 1.949, 1.977, 1.964, 1.941, 1.953
(i) Represent this information on a back-to-back stem-and-leaf diagram with sugar on the left-hand side.
(ii) Find the median and interquartile range of the weights of the bags of sugar.
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